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diff --git a/content/blog/private-contact-discovery/index.rst b/content/blog/private-contact-discovery/index.rst index 797de50..386bd6e 100644 --- a/content/blog/private-contact-discovery/index.rst +++ b/content/blog/private-contact-discovery/index.rst @@ -1,11 +1,10 @@ --- title: "Private Contact Discovery" date: 2019-06-22T10:30:00+08:00 +summary: > + I gave a short introduction into Private Contact Discovery protocols at our university workgroup. --- -Private Contact Discovery -========================= - Private Contact Discovery (PCD) is the formal name for the problem modern smartphone messenger applications have on installation: Given a user's address book, find out which of their contacts also use the same messenger without the messenger's servers learning anything about the user's address book. The widespread non-private way to do this is to |